import { useState } from 'react' import { Card, CardContent, CardHeader, CardTitle, CardFooter } from "/components/ui/card" import { Button } from "/components/ui/button" import { Input } from "/components/ui/input" import { Label } from "/components/ui/label" import { RadioGroup, RadioGroupItem } from "/components/ui/radio-group" // Updated tax slabs for New Regime (FY 2024-25) const NEW_REGIME_SLABS = [ { min: 0, max: 300000, rate: 0 }, { min: 300001, max: 600000, rate: 0.05 }, { min: 600001, max: 900000, rate: 0.10 }, { min: 900001, max: 1200000, rate: 0.15 }, { min: 1200001, max: 1500000, rate: 0.20 }, { min: 1500001, max: Infinity, rate: 0.30 } ] // Updated tax slabs for Old Regime (FY 2024-25) const OLD_REGIME_SLABS = [ { min: 0, max: 250000, rate: 0 }, { min: 250001, max: 500000, rate: 0.05 }, { min: 500001, max: 1000000, rate: 0.20 }, { min: 1000001, max: Infinity, rate: 0.30 } ] // Standard deduction available in both regimes const STANDARD_DEDUCTION = 50000 // Rebate under section 87A (New Regime: up to ₹7L, Old Regime: up to ₹5L) const REBATE_LIMIT_NEW = 700000 const REBATE_LIMIT_OLD = 500000 const MAX_REBATE = 12500 export default function IndiaTaxCalculatorFY2025() { const [income, setIncome] = useState('') const [regime, setRegime] = useState<'new' | 'old'>('new') const [taxAmount, setTaxAmount] = useState(null) const [error, setError] = useState(null) const [detailedBreakdown, setDetailedBreakdown] = useState(false) const calculateTax = (incomeValue: number) => { let taxableIncome = incomeValue - STANDARD_DEDUCTION if (taxableIncome < 0) taxableIncome = 0 const slabs = regime === 'new' ? NEW_REGIME_SLABS : OLD_REGIME_SLABS let remainingIncome = taxableIncome let totalTax = 0 const slabBreakdown: {range: string, tax: number}[] = [] for (const slab of slabs) { if (remainingIncome <= 0) break const taxableAmount = Math.min( remainingIncome, slab.max === Infinity ? remainingIncome : slab.max - slab.min + 1 ) const slabTax = taxableAmount * slab.rate totalTax += slabTax remainingIncome -= taxableAmount if (taxableAmount > 0) { const range = slab.max === Infinity ? `Above ₹${formatNumber(slab.min)}` : `₹${formatNumber(slab.min)} - ₹${formatNumber(slab.max)}` slabBreakdown.push({ range, tax: slabTax }) } } // Apply rebate under section 87A if eligible const rebateLimit = regime === 'new' ? REBATE_LIMIT_NEW : REBATE_LIMIT_OLD let rebate = 0 if (taxableIncome <= rebateLimit) { rebate = Math.min(totalTax, MAX_REBATE) totalTax -= rebate } // Add health and education cess (4%) const cess = totalTax * 0.04 totalTax += cess return { totalTax: parseFloat(totalTax.toFixed(2)), taxableIncome, slabBreakdown, rebate, cess } } const handleCalculate = () => { setError(null) const incomeValue = parseFloat(income) if (isNaN(incomeValue)) { setError('Please enter a valid number') return } if (incomeValue < 0) { setError('Income cannot be negative') return } const { totalTax, taxableIncome, slabBreakdown, rebate, cess } = calculateTax(incomeValue) setTaxAmount({ amount: totalTax, taxableIncome, slabBreakdown, rebate, cess }) } const handleReset = () => { setIncome('') setRegime('new') setTaxAmount(null) setError(null) setDetailedBreakdown(false) } const formatNumber = (num: number): string => { return new Intl.NumberFormat('en-IN').format(num) } const formatCurrency = (amount: number): string => { return '₹' + formatNumber(Math.round(amount)) } return (

India Income Tax Calculator FY 2024-25

Annual Income (₹) setIncome(e.target.value)} /> {error &&

{error}

}

Tax Regime setRegime(value)} >

New Regime (Default)

Old Regime

{taxAmount !== null && (

Tax Calculation Results

Gross Income:

{formatCurrency(parseFloat(income))}

Standard Deduction:

{formatCurrency(STANDARD_DEDUCTION)}

Taxable Income:

{formatCurrency(taxAmount.taxableIncome)}

{taxAmount.rebate > 0 && ( <>

Rebate u/s 87A:

-{formatCurrency(taxAmount.rebate)}

)}

Tax before cess:

{formatCurrency(taxAmount.amount - taxAmount.cess)}

Health & Education Cess (4%):

+{formatCurrency(taxAmount.cess)}

Total Tax:

{formatCurrency(taxAmount.amount)}

After Tax Income:

{formatCurrency(parseFloat(income) - taxAmount.amount)}

Effective Tax Rate:

{((taxAmount.amount / parseFloat(income)) * 100).toFixed(2)}%

{detailedBreakdown && (

Tax Slab Breakdown:

{taxAmount.slabBreakdown.map((slab, index) => (

{slab.range} {formatCurrency(slab.tax)}

))}

)}

FY 2024-25 (Assessment Year 2025-26)

New regime rebate available up to ₹7L income

Old regime rebate available up to ₹5L income

) }